杨树林带施肥效应及其收获量  

Fertilization Effect of Poplar Forest Belt and its Yield

作　　者：周林 马以秀 潘勇 唐登松 韦正秀 

机构地区：[1]江苏省建湖县林业工作站,江苏建湖224700

出　　处：《防护林科技》2008年第5期57-58,共2页Protection Forest Science and Technology

摘　　要：在杨树林带中进行同价值不同种类肥料施肥试验,对其林带生长历时13年跟踪调查,试验结果表明,施肥对其胸径、树高生长有明显的促进作用,收获量及木材等级明显提高,其经济效益十分显著。Tests of fertilization with same value and different kinds on poplar forest belt were conducted. Growth of its forest belt were investigated for 13 a. Result shows that fertilization have significant accelerating effects on its DBH,tree height, yield,and grade of timber. Its economical effect is quite significant.

关 键 词：杨树林带 施肥 效应 收获量 

分 类 号：S725.5[农业科学—林木遗传育种]